General Account Management: https://home.suddenlink.net/

Upgrade service: https://www.suddenlink.com/upgrade

EZ Pay (automatic payments) signup: https://help.suddenlink.com/knowledge/ez-pay

To make a payment: https://help.suddenlink.com/generalbilling/Pages/PaymentOptions.aspx

Equipment returns: https://help.suddenlink.com/return

Online support: https://help.suddenlink.com/

Altice Mobile service and/or support: https://alticemobile.com/

Cash Payments/3rd Party Payment Centers:  CheckFreePay.com and Westernunion.com